Epidemiology :
MacMahon, Brian.
Epidemiology : principles and methods / Brian MacMahon, Dimitrios Trichopoulos. - 2nd ed. - Boston : Little, Brown, 1996. - 347 p.
0316542229
Epidemiology.
Epidemiologic methods.
WA 950 96MA
Epidemiology : principles and methods / Brian MacMahon, Dimitrios Trichopoulos. - 2nd ed. - Boston : Little, Brown, 1996. - 347 p.
0316542229
Epidemiology.
Epidemiologic methods.
WA 950 96MA